86972275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 122054688

約数和(自身を除く): 35082413

約数列:

[1, 5, 13, 25, 41, 61, 65, 107, 205, 305, 325, 533, 535, 793, 1025, 1391, 1525, 2501, 2665, 2675, 3965, 4387, 6527, 6955, 12505, 13325, 19825, 21935, 32513, 32635, 34775, 57031, 62525, 84851, 109675, 162565, 163175, 267607, 285155, 424255, 812825, 1338035, 1425775, 2121275, 3478891, 6690175, 17394455, 86972275]

約数ペア:

[(1, 86972275), (5, 17394455), (13, 6690175), (25, 3478891), (41, 2121275), (61, 1425775), (65, 1338035), (107, 812825), (205, 424255), (305, 285155), (325, 267607), (533, 163175), (535, 162565), (793, 109675), (1025, 84851), (1391, 62525), (1525, 57031), (2501, 34775), (2665, 32635), (2675, 32513), (3965, 21935), (4387, 19825), (6527, 13325), (6955, 12505)]